to know where your children are or allowing them to interact in certain ways in certain social media environments or play games. it could be learning. it could be education. the thing you don't want to do is take your eye off the ball to let your children start downloading things you're unaware of or interacting which is not consistent where they should be tracked especially the location. that is the biggest area of concern. being able to track their location precisely. alisyn: sure. that is the thing that sends a schiffer down parents spines. we know there are predators out there. >> yes. alisyn: lawrence, aren't their laws against tracking whereabouts of kids under 18 years old? >> well there are laws that apply to mobile applications but what we're seeing here is growing pains in the industry. we saw some of the same debates when we first started talking about the use of cookies in internet advertising and tracking the usage of internet consumers and here the mobile application developers are trying to strike a proper balance between the convenience of the technology and the privacy rights inv